package com.zs.easy.imgcompress.demo;

import android.annotation.SuppressLint;
import android.content.ContentUris;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.os.Build;
import android.os.Environment;
import android.provider.DocumentsContract;
import android.provider.MediaStore;

public class GetInfoFromUri {

    @SuppressLint("NewApi")
    public static String getPath(final Context context, final Uri uri) {

        final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;

        // DocumentProvider
        if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) {
            // ExternalStorageProvider
            if (isExternalStorageDocument(uri)) {
                final String docId = DocumentsContract.getDocumentId(uri);
                final String[] split = docId.split(":");
                final String type = split[0];

                if ("primary".equalsIgnoreCase(type)) {
                    return Environment.getExternalStorageDirectory() + "/" + split[1];
                }

                // TODO handle non-primary volumes
            }
            // DownloadsProvider
            else if (isDownloadsDocument(uri)) {

                final String id = DocumentsContract.getDocumentId(uri);
                final Uri contentUri = ContentUris.withAppendedId(
                        Uri.parse("content://downloads/public_downloads"), Long.valueOf(id));

                return getDataColumn(context, contentUri, null, null);
            }
            // MediaProvider
            else if (isMediaDocument(uri)) {
                final String docId = DocumentsContract.getDocumentId(uri);
                final String[] split = docId.split(":");
                final String type = split[0];

                Uri contentUri = null;
                if ("image".equals(type)) {
                    contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
                } else if ("video".equals(type)) {
                    contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
                } else if ("audio".equals(type)) {
                    contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
                }

                final String selection = "_id=?";
                final String[] selectionArgs = new String[]{split[1]};

                return getDataColumn(context, contentUri, selection, selectionArgs);
            }
        }
        // MediaStore (and general)
        else if ("content".equalsIgnoreCase(uri.getScheme())) {
            return getDataColumn(context, uri, null, null);
        }
        // File
        else if ("file".equalsIgnoreCase(uri.getScheme())) {
            return uri.getPath();
        }

        return null;
    }

    /**
     * Get the value of the data column for this Uri. This is useful for
     * MediaStore Uris, and other file-based ContentProviders.
     *
     * @param context       The context.
     * @param uri           The Uri to query.
     * @param selection     (Optional) Filter used in the query.
     * @param selectionArgs (Optional) Selection arguments used in the query.
     * @return The value of the _data column, which is typically a file path.
     */
    public static String getDataColumn(Context context, Uri uri, String selection,
                                       String[] selectionArgs) {

        Cursor cursor = null;
        final String column = "_data";
        final String[] projection = {column};

        try {
            cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs,
                    null);
            if (cursor != null && cursor.moveToFirst()) {
                final int column_index = cursor.getColumnIndexOrThrow(column);
                return cursor.getString(column_index);
            }
        } finally {
            if (cursor != null)
                cursor.close();
        }
        return null;
    }

    /**
     * 获取系统相册的某一个视频的信息
     *
     * @param context
     * @param uri     该视频在存储系统的uri  此uri 可以通过选择系统相册的视频后  从onActivityResult中拿到 （Uri uri = data.getData();）
     * @return
     */
    public static MediaInfo getMediaInfoFromUri(Context context, Uri uri) {
        MediaInfo mediaInfo = new MediaInfo();
        Cursor cursor = null;
        try {
            final String[] projection = {
                    MediaStore.Video.Media.DATA,
                    MediaStore.Video.Media._ID,
                    MediaStore.Video.Media.TITLE,
                    MediaStore.Video.Media.MIME_TYPE,
                    MediaStore.Video.Media.DURATION,
                    MediaStore.Video.Media.DATE_ADDED};

            cursor = context.getContentResolver().query(uri, projection, null, null, null);
            if (cursor != null && cursor.moveToFirst()) {
                final int durationIndex = cursor.getColumnIndexOrThrow(MediaStore.Video.Media.DURATION);
                mediaInfo.duration = cursor.getInt(durationIndex);

                final int dataIndex = cursor.getColumnIndexOrThrow(MediaStore.Video.Media.DATA);
                mediaInfo.filePath = cursor.getString(dataIndex);
            }
        } finally {
            if (cursor != null)
                cursor.close();
        }
        return mediaInfo;
    }

    /**
     * 获取系统相册的某一个图片的信息
     *
     * @param uri     该图片在存储系统的uri  此uri 可以通过选择系统相册的图片后  从onActivityResult中拿到 （Uri uri = data.getData();）
     * @return
     */
    public static ImageInfo getImageInfoFromUri(Context context, Uri uri) {
        ImageInfo imageInfo = new ImageInfo();
        Cursor cursor = null;
        try {
            final String[] projection = {
                    MediaStore.Images.Media.DATA,
                    MediaStore.Images.Media._ID,
                    MediaStore.Images.Media.TITLE,
                    MediaStore.Images.Media.MIME_TYPE,
                    MediaStore.Images.Media.ORIENTATION,
                    MediaStore.Images.Media.DATE_ADDED};

            cursor = context.getContentResolver().query(uri, projection, null, null, null);
            if (cursor != null && cursor.moveToFirst()) {
                final int orientationIndex = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.ORIENTATION);
                imageInfo.orientation = cursor.getInt(orientationIndex);

                final int dataIndex = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
                imageInfo.filePath = cursor.getString(dataIndex);
            }
        } finally {
            if (cursor != null)
                cursor.close();
        }
        return imageInfo;
    }

    /**
     * @param uri The Uri to check.
     * @return Whether the Uri authority is ExternalStorageProvider.
     */
    public static boolean isExternalStorageDocument(Uri uri) {
        return "com.android.externalstorage.documents".equals(uri.getAuthority());
    }

    /**
     * @param uri The Uri to check.
     * @return Whether the Uri authority is DownloadsProvider.
     */
    public static boolean isDownloadsDocument(Uri uri) {
        return "com.android.providers.downloads.documents".equals(uri.getAuthority());
    }

    /**
     * @param uri The Uri to check.
     * @return Whether the Uri authority is MediaProvider.
     */
    public static boolean isMediaDocument(Uri uri) {
        return "com.android.providers.media.documents".equals(uri.getAuthority());
    }
}